Joel Barkley and Ron Castellano will host An Evening of Tango at Broadway East at 8 p.m. On the bill are live tango musicians and dancers, plus lessons with Strictly Traditional Argentine Tango’s Sergio Segura. Partake or observe while enjoying an open bar and passed hors d’oeuvres until 10 p.m., with a cash-only bar and in-house music to follow. [Grub Street]